incr-upgrade: don't break on multiple spaces here, as emitted by 'gen-upgrade-images.sh' (upgrade-rabbitmq wasn't corrected correctly)
incr-upgrade: don't break on multiple spaces here, as emitted by 'gen-upgrade-images.sh' (upgrade-rabbitmq wasn't corrected correctly)

numericillustration/sdc-headnode,kaizengarden/sdc-headnode,kaizengarden/sdc-headnode,joyent/sdc-headnode,numericillustration/sdc-headnode,numericillustration/sdc-headnode,kaizengarden/sdc-headnode,joyent/sdc-headnode,joyent/sdc-headnode,kaizengarden/sdc-headnode,joyent/sdc-headnode